There are 1 book by Cormac O'Brolchain on BookOrb. A strong starting point is Zach's Journey (2021). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Cormac O'Brolchain written?
BookOrb lists 1 book by Cormac O'Brolchain.
Where should I start with Cormac O'Brolchain?
A good starting point is Zach's Journey (2021).
What is the Cormac O'Brolchain books in order list?
In publication order: 1. Zach's Journey (2021).